Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7140732 | Projection type image display device | Mikio Shiraishi, Hiroshi Oshima, Michiyuki Yoshino, Yoshimasa Takeuchi, Tatsumi Hasebe | 2006-11-28 |
| 7029132 | Projection type image display with adjustable lens holding structure | Kazumasa Ueoka, Mikio Shiraishi, Hiroto Miura, Nobuyuki Honda | 2006-04-18 |